Package org.apache.myfaces.webapp

Startup Listener for the myfaces init process
This interface allows to implement
Plugins which then can be hooked into the various stages
of our initialisation process to add various plugins
which depend on the various phases of the init

Listens to
- removing, replacing of attributes in context, session and request
- destroying of context, session and request
for the ManagedBeanDestroyer to assure right destruction of managed beans in those scopes.